![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to ffs_extern.h CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [Apple Darwin 0.x] / kernel / bsd / ufs / ffs|
Return to ffs_extern.h CVS log | Up to [Apple Darwin 0.x] / kernel / bsd / ufs / ffs |
1.1 root 1: /*
2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights
7: * Reserved. This file contains Original Code and/or Modifications of
8: * Original Code as defined in and that are subject to the Apple Public
9: * Source License Version 1.1 (the "License"). You may not use this file
10: * except in compliance with the License. Please obtain a copy of the
11: * License at http://www.apple.com/publicsource and read it before using
12: * this file.
13: *
14: * The Original Code and all software distributed under the License are
15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
19: * License for the specific language governing rights and limitations
20: * under the License.
21: *
22: * @APPLE_LICENSE_HEADER_END@
23: */
24:
25: /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
26:
27: /*-
28: * Copyright (c) 1991, 1993, 1994
29: * The Regents of the University of California. All rights reserved.
30: *
31: * Redistribution and use in source and binary forms, with or without
32: * modification, are permitted provided that the following conditions
33: * are met:
34: * 1. Redistributions of source code must retain the above copyright
35: * notice, this list of conditions and the following disclaimer.
36: * 2. Redistributions in binary form must reproduce the above copyright
37: * notice, this list of conditions and the following disclaimer in the
38: * documentation and/or other materials provided with the distribution.
39: * 3. All advertising materials mentioning features or use of this software
40: * must display the following acknowledgement:
41: * This product includes software developed by the University of
42: * California, Berkeley and its contributors.
43: * 4. Neither the name of the University nor the names of its contributors
44: * may be used to endorse or promote products derived from this software
45: * without specific prior written permission.
46: *
47: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
48: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
49: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
50: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
51: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
52: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
53: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
54: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
55: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
56: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
57: * SUCH DAMAGE.
58: *
59: * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95
60: */
61:
62: /*
63: * Sysctl values for the fast filesystem.
64: */
65: #define FFS_CLUSTERREAD 1 /* cluster reading enabled */
66: #define FFS_CLUSTERWRITE 2 /* cluster writing enabled */
67: #define FFS_REALLOCBLKS 3 /* block reallocation enabled */
68: #define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */
69: #define FFS_MAXID 5 /* number of valid ffs ids */
70:
71: #define FFS_NAMES { \
72: { 0, 0 }, \
73: { "doclusterread", CTLTYPE_INT }, \
74: { "doclusterwrite", CTLTYPE_INT }, \
75: { "doreallocblks", CTLTYPE_INT }, \
76: { "doasyncfree", CTLTYPE_INT }, \
77: }
78:
79: struct buf;
80: struct fid;
81: struct fs;
82: struct inode;
83: struct mount;
84: struct nameidata;
85: struct proc;
86: struct statfs;
87: struct timeval;
88: struct ucred;
89: struct uio;
90: struct vnode;
91: struct mbuf;
92: struct vfsconf;
93:
94: __BEGIN_DECLS
95: int ffs_alloc __P((struct inode *,
96: ufs_daddr_t, ufs_daddr_t, int, struct ucred *, ufs_daddr_t *));
97: int ffs_balloc __P((struct inode *,
98: ufs_daddr_t, int, struct ucred *, struct buf **, int));
99: int ffs_blkatoff __P((struct vop_blkatoff_args *));
100: int ffs_blkfree __P((struct inode *, ufs_daddr_t, long));
101: ufs_daddr_t ffs_blkpref __P((struct inode *, ufs_daddr_t, int, ufs_daddr_t *));
102: int ffs_bmap __P((struct vop_bmap_args *));
103: void ffs_clrblock __P((struct fs *, u_char *, ufs_daddr_t));
104: int ffs_fhtovp __P((struct mount *, struct fid *, struct mbuf *,
105: struct vnode **, int *, struct ucred **));
106: void ffs_fragacct __P((struct fs *, int, int32_t [], int));
107: int ffs_fsync __P((struct vop_fsync_args *));
108: int ffs_init __P((struct vfsconf *));
109: int ffs_isblock __P((struct fs *, u_char *, ufs_daddr_t));
110: int ffs_mount __P((struct mount *,
111: char *, caddr_t, struct nameidata *, struct proc *));
112: int ffs_mountfs __P((struct vnode *, struct mount *, struct proc *));
113: int ffs_mountroot __P((void));
114: int ffs_read __P((struct vop_read_args *));
115: int ffs_reallocblks __P((struct vop_reallocblks_args *));
116: int ffs_realloccg __P((struct inode *,
117: ufs_daddr_t, ufs_daddr_t, int, int, struct ucred *, struct buf **));
118: int ffs_reclaim __P((struct vop_reclaim_args *));
119: void ffs_setblock __P((struct fs *, u_char *, ufs_daddr_t));
120: int ffs_statfs __P((struct mount *, struct statfs *, struct proc *));
121: int ffs_sync __P((struct mount *, int, struct ucred *, struct proc *));
122: int ffs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t,
123: struct proc *));
124: int ffs_truncate __P((struct vop_truncate_args *));
125: int ffs_unmount __P((struct mount *, int, struct proc *));
126: int ffs_update __P((struct vop_update_args *));
127: int ffs_valloc __P((struct vop_valloc_args *));
128: int ffs_vfree __P((struct vop_vfree_args *));
129: int ffs_vget __P((struct mount *, ino_t, struct vnode **));
130: int ffs_vptofh __P((struct vnode *, struct fid *));
131: int ffs_write __P((struct vop_write_args *));
132:
133: int bwrite(); /* FFS needs a bwrite routine. XXX */
134:
135: #if DIAGNOSTIC
136: void ffs_checkoverlap __P((struct buf *, struct inode *));
137: #endif
138: __END_DECLS
139:
140: extern int (**ffs_vnodeop_p)();
141: extern int (**ffs_specop_p)();
142: #if FIFO
143: extern int (**ffs_fifoop_p)();
144: #define FFS_FIFOOPS ffs_fifoop_p
145: #else
146: #define FFS_FIFOOPS NULL
147: #endif
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.